Atumor,orneoplasm(literally,
newgrowth),isamassofcellsthat
growsindependentlyofthe
rest
ofthebody.Inotherwords,itisa
cancer.
TUMOR
Tumorsthatgrowbetweenthe
meningesarecalled?
MENINGIOMAS
Tumorsthatgrowwithintheir
ownmembrane
ENCAPSULATED
TUMORS
Tumorsthataresurgically
removablewithlittleriskoffurther
growthinthebody
BENIGNTUMORS
Strokesaresudden-onset
cerebrovasculardisordersthat
causebraindamage
STROKES
Commonconsequences
ofstroke
Amnesia
Aphasia
Paralysis
Coma
Theareaofdeadordyingtissue
producedbyastrokeiscalled?
INFARCT
Surroundingtheinfarctisa
dysfunctionalareacalled
PENUMBRA
Cerebralhemorrhage(bleedingin
thebrain)occurswhenacerebral
bloodvesselrupturesandblood
seepsintothesurroundingneural
tissueanddamagesit
CEREBRAL
HEMORRHAGE
Ananeurysmisapathological
balloonlikedilationthatformsin
thewallofanarteryatapoint
wheretheelasticityoftheartery
wallisdefective
ANEURYSM
Cerebralischemiaisadisruptionof
thebloodsupplytoanareaofthe
brain
CEREBRAL
ISCHEMIA
Causesofcerebral
ischemia
Thrombosis
Embolism
Arteriosclerosis
Braininjuriesproducedbyblows
thatdonotpenetratetheskullare
calledclosed-headinjuries
CLOSEDHEAD
INJURIES
Contusionsareclosed-headinjuries
thatinvolvedamagetothecerebral
circulatorysystem
CONTUSIONS
Ahematomaisalocalized
collectionofclottedbloodinan
organortissue-inotherwords,a
bruise
HEMATOMA
Thespacebetweentheduramater
andarachnoidmembrane
SUBDURALSPACE
Contrecoupinjuriesisthattheblow
causesthebraintostriketheinside
oftheskullontheothersideofthe
head
CONTRECOUP
INJURIES
Whenthereisadisturbanceof
consciousnessfollowingablowto
theheadandthereisnoevidenceof
acontusionorotherstructural
damage,thediagnosisis
concussion
CONCUSSION
Aninvasionofthebrainby
microorganismsisabrain
infection,andtheresulting
inflammationisencephalitis
ENCEPHALITIS
Thesyndromeofinsanityand
dementiathatresultsfroma
syphiliticinfectioniscalled
generalparesis
GENERALPARESIS
Syphilisbacteriaarepassedfrom
infectedtononinfectedindividuals
throughcontactwithgenitalsores
SYPHILIS
Neuronsandothercellshave
geneticprogramsfordestroying
themselvesbyaprocesscalled
apoptosis
APOPTOSIS
CAUSESOFBRAIN
DAMAGE
Tumors
Cerebrovasculardisorders
Closed-headinjuries
Infections
Toxins
Geneticfactors
Apartialseizureisaseizurethat
doesnotinvolvetheentirebrain
PARTIALSEIZURES
Simplepartialseizuresarepartial
seizureswhosesymptomsare
primarilysensoryormotororboth;
theyaresometimescalled
Jacksonianseizuresafterthe
famous19th-centuryneurologist
HughlingsJackson.
SIMPLEPARTIAL
SEIZURES
Duringacomplexpartialseizure,
thepatientengagesincompulsive,
repetitive,simplebehaviors
commonlyreferredtoas?
AUTOMATISMS

PRIMARY
SYMPTOMSOF
TONIC-CLONIC
SEIZURE
Lossofconsciousness
Lossofequilibrium
Violenttonic-clonic
convulsion
Shortageofoxygensupplyto
tissue
HYPOXIA
Absenceseizuresarenot
associatedwithconvulsions;their
primarybehavioralsymptomisa
disruptionofconsciousnessthatis
associatedwithacessationof
ongoingbehavior,avacantlook,
andsometimesflutteringeyelids
Symptomofabsence
seizure
Symptomsof
Parkinson’sdisease
Tremor
Sleep
Muscularrigidity
Difficultyinitiating
movement
Slownessofmovement
Masklikeface
Atreatmentinwhichlow-intensity
electricalstimulationiscontinually
appliedtoanareaofthebrain
throughastereotaxicallyimplanted
electrode
DEEPBRAIN
STIMULATION
Anucleusthatliesjustbeneaththe
thalamusandisconnectedtothe
basalganglia
SUBTHALAMIC
NUCLEUS
Huntington’sdiseaseispassed
fromgenerationtogenerationbya
singledominantgene,called
huntingtin.
HUNTINGTON’S
DISEASE
Multiplesclerosis(MS)isa
progressivediseasethatattacksthe
myelinofaxonsintheCNS
MULTIPLE
SCLEROSIS
Adisorderinwhichthebody’s
immunesystemattackspartof
thebody,asifitwereaforeign
substance
AUTOIMMUNE
DISORDER
SYMPTOMSOF
MULTIPLE
SCLEROSIS
Visualdisturbances
Muscularweakness
Numbness
Tremor
Ataxia(lossofmotor
coordination)
Epidemiologyisthestudyofthe
variousfactors,suchasdiet,
geographiclocation,age,sex,and
racethatinfluencethe
distributionofadiseaseinthe
generalpopulation.
EPIDEMIOLOGY
CHARACTERISTICS
OFALZHEIMER’S
DISEASE
Neurofibrillarytangles
Amyloidplaques
Thepunch-drunksyndromeisthe
dementia(generalintellectual
deterioration)andcerebral
scarringobservedinboxersand
otherindividualswhoexperience
repeatedconcussions
PUNCH-DRUNK
SYNDROME
Aconditionaffectingthe
nervoussystem,oftencaused
bylong-termuseofsome
psychiatricdrugs
TARDIVE
DYSKINESIA
Ageneticchromosome21
disordercausingdevelopmental
andintellectualdelays
DOWNSYNDROME
Aplugformsinthebrain.
THROMBOSIS
Aplugformselsewhereandmove
tothebrain
EMBOLISM
Wallofbloodvesselsthicken,
usuallyduetofatdeposits
ARTERIOSCLEROSIS
Mayentergeneralcirculationfrom
theGItractorlungs,orthroughthe
skin
NEUROTOXINS
Chronicinsanityproducedbya
neurotoxin
TOXICPSYCHOSIS
Chronicbraindisorder
characterizedbyrecurrentseizure
activity
EPILEPSY
CAUSESOF
EPILEPSY
Braindamage
Genes
faultsatinhibitory
synapses
Amovementdisorderofmiddle
andoldageaffectingabout.5%of
thepopulation,withthemost
commonsymptomofthefull-
blowndisorderbeingtremorsat
rest
PARKINSON’S
DISEASE
Duetothediversityand
complexityofepilepticseizures
Whyisepilepsydifficult
todiagnose?

Brain Damage Flashcards